{"instruction": "You are an expert in event extraction. Please extract event types and event trigger words from the input that conform to the schema definition. Return an empty list for non-existent events. Please respond in the format of a JSON string.", "schema": ["ransom", "phishing", "data breach", "patch vulnerability", "discover vulnerability"], "input": "For the second time in three years , the school district is the target of a ransomware attack — a particularly virulent computer malware that spreads from computer to computer , locking up access to network servers and turning documents into gibberish before offering \" help \" in the form of a request for payment to provide a \" key \" to unlock the files ."}
{"ransom": ["a ransomware attack"], "phishing": [], "data breach": [], "patch vulnerability": [], "discover vulnerability": []}